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193590 (2001 BQ45)
Classification: Main-belt Asteroid          SPK-ID: 2193590
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1588199658683476 4.4026e-08  
a 2.647106704821178 1.4862e-08 au
q 2.226693308311605 1.1432e-07 au
i 11.05541510741618 4.9067e-06 deg
node 236.6361518938648 2.037e-05 deg
peri 208.2115640926184 2.3957e-05 deg
M 202.0072973964789 1.3693e-05 deg
tp 2459690.883059715090
(2022-Apr-21.38305971)
6.2361e-05 TDB
period 1573.097348180265
4.31
1.3248e-05
3.627e-08
d
yr
n .2288478843451376 1.9273e-09 deg/d
Q 3.067520101330752 1.7223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      10096 days (27.64 yr)  
   first obs. used      1991-11-12  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54837  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:05:44  

Additional Information
 Earth MOID = 1.24857 au 
 Jupiter MOID = 2.22083 au 
 T_jup = 3.348 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457263.5 (2015-Aug-29.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1610052510859567 4.4227e-08  
q 2.217386526608406 1.1515e-07 au
tp 2456547.918299305246
(2013-Sep-12.41829931)
5.3889e-05 TDB
node 236.6918753488482 2.0332e-05 deg
peri 207.8483838927073 2.3819e-05 deg
i 11.07300452586224 4.9136e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      10096 days (27.64 yr)  
   first obs. used      1991-11-12  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54837  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:05:44  

Additional Information
 Jupiter MOID = 2.22083 au 
 T_jup = 3.348 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.956044480318259E-15 -5.064370227044413E-15 -2.236665289397043E-13 1.248643348002962E-14 -9.147468186857865E-14 -1.576606206712441E-15
q -5.064370227044413E-15 1.32586013532167E-14 6.308802465643036E-13 -3.388354997156198E-14 2.638288025655077E-13 4.808852400443806E-15
tp -2.236665289397043E-13 6.308802465643036E-13 2.904052517479123E-9 -4.694271272190393E-12 6.772258376428203E-10 1.380972215227349E-12
node 1.248643348002962E-14 -3.388354997156198E-14 -4.694271272190393E-12 4.133852753223088E-10 -4.067559441242729E-10 7.033418272739535E-12
peri -9.147468186857865E-14 2.638288025655077E-13 6.772258376428203E-10 -4.067559441242729E-10 5.673429531161756E-10 -6.481958239259891E-12
i -1.576606206712441E-15 4.808852400443806E-15 1.380972215227349E-12 7.033418272739535E-12 -6.481958239259891E-12 2.414349054459995E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO436957  
diameter diameter 5.459 km 0.418 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193590 (2001 BQ45)          Discovered 2001-Jan-21 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 2001 BQ45 = 2002 JZ86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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